The first witness to testify in the trial of Heather Mack, accused of the brutal murder of her mother, whose body was discovered stuffed in a suitcase at a luxury hotel in Bali last August, told judges that the Chicago teen wouldn't allow him near her luggage when he offered to load it into a taxi.

Evidence from more than 6,600 rape kits, some of which went untested for three decades, has produced 850 matches in the FBI's database, the Houston Forensic Science Center said in a statement released on Monday.